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Updated: Jul 3, 2026

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse
Published on: April 17, 2019
The aetiology of prolapse
1Department of Obstetrics and Gynaecology, Nepean Clinical School, University of Sydney, Nepean Hospital, Penrith, New South Wales 2750, Australia. hpdietz@bigpond.com
Female pelvic organ prolapse is multifactorial. This review clarifies the pathophysiologic mechanisms behind common risk factors like childbirth and obesity, distinguishing evidence from hypothesis for better diagnosis and treatment.
Area of Science:
- Gynecology and Obstetrics
- Urogynecology
Background:
- Female pelvic organ prolapse (FPOPP) is a common condition with multifactorial etiology.
- Established risk factors include vaginal childbirth, obesity, and aging.
- The precise pathophysiologic mechanisms linking these factors to prolapse development remain unclear.
Purpose of the Study:
- To critically evaluate the existing evidence on the etiology of female pelvic organ prolapse.
- To differentiate between established scientific findings and hypotheses regarding risk factors.
- To propose a direction for future research in diagnosis and treatment.
Main Methods:
- Literature review and synthesis of available scientific evidence.
- Critical analysis of epidemiological studies and their limitations.
- Examination of pathophysiologic mechanisms underlying prolapse development.
Main Results:
- Commonly accepted risk factors lack robust evidence for their direct causal link to prolapse.
- Epidemiological study measures, such as surgical treatment presentation, are often confounded.
- There is a need to distinguish between anecdotal claims and scientifically validated etiological factors.
Conclusions:
- Current understanding of female pelvic organ prolapse etiology requires further scientific validation.
- Distinguishing evidence from hypothesis is crucial for advancing diagnostic and therapeutic strategies.
- Future research should focus on elucidating precise pathophysiologic pathways and refining etiological understanding.
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